import axios from 'axios'
import { MessageBox, Message } from 'element-ui'
import store from '@/store'
import { getToken } from '@/utils/auth'

// create an axios instance
const service = axios.create({
  // 修改为本次后端项目的前缀地址
  baseURL: 'http://localhost:8088/cbp', // url = base url + request url
  // baseURL: process.env.VUE_APP_BASE_API, // url = base url + request url
  // withCredentials: true, // send cookies when cross-domain requests
  timeout: 5000 // request timeout
})

// 请求拦截：前端在请求发起前执行的逻辑
// 实际开发中：请求拦截一般用于给axios请求，设置公共配置参数
// service.interceptors.request.use(
//   config => {
// do something before request is sent

// if (store.getters.token) {
// let each request carry token
// ['X-Token'] is a custom headers key
// please modify it according to the actual situation
//   config.headers['X-Token'] = getToken()
// }
// return config
// },
// error => {
// do something with request error
//   console.log(error) // for debug
//   return Promise.reject(error)
// }
// )

// 响应拦截：后端响应后拦截操作的逻辑
service.interceptors.response.use(
  /**
   * If you want to get http information such as headers or status
   * Please return  response => response
   */

  /**
   * Determine the request status by custom code
   * Here is just an example
   * You can also judge the status by HTTP Status Code
   */
  response => {
    const res = response.data// 解析响应对象，获取后端响应返回的数据

    return res;

    // if the custom code is not 20000, it is judged as an error.
    // if (res.code !== 20000) {
    //   Message({
    //     message: res.message || 'Error',
    //     type: 'error',
    //     duration: 5 * 1000
    //   })
    //
    //   // 50008: Illegal token; 50012: Other clients logged in; 50014: Token expired;
    //   if (res.code === 50008 || res.code === 50012 || res.code === 50014) {
    //     // to re-login
    //     MessageBox.confirm('You have been logged out, you can cancel to stay on this page, or log in again', 'Confirm logout', {
    //       confirmButtonText: 'Re-Login',
    //       cancelButtonText: 'Cancel',
    //       type: 'warning'
    //     }).then(() => {
    //       store.dispatch('user/resetToken').then(() => {
    //         location.reload()
    //       })
    //     })
    //   }
    //   return Promise.reject(new Error(res.message || 'Error'))
    // } else {
    //   return res
    // }
  },
  error => {
    console.log('err' + error) // for debug
    Message({
      message: error.message,
      type: 'error',
      duration: 5 * 1000
    })
    return Promise.reject(error)
  }
)

export default service
